05215nam 2200637Ia 450 991081959070332120200520144314.01-280-08508-897866100850880-585-49516-510.1596/0-8213-5671-2(CKB)111087027997108(OCoLC)55664136(CaPaEBR)ebrary10048620(SSID)ssj0000333536(PQKBManifestationID)11242055(PQKBTitleCode)TC0000333536(PQKBWorkID)10357587(PQKB)10226074(MiAaPQ)EBC3050649(Au-PeEL)EBL3050649(CaPaEBR)ebr10048620(CaONFJC)MIL8508(OCoLC)495528405(The World Bank)2003067270(US-djbf)13397758(EXLCZ)9911108702799710820031107d2004 uf 0engurcn|||||||||txtrdacontentcrdamediacrrdacarrierA model for calculating interconnection costs in telecommunications /edited by ... [Paul Noumba Um]1st ed.Washington, DC World Bank2004x, 67 pages illustrations ;28 cm. +1 CD-ROM (4 3/4 in.)Bibliographic Level Mode of Issuance: Monograph0-8213-5671-2 Includes bibliographical references.Intro -- Contents -- Foreword -- Acronyms and Abbreviations -- About the Authors -- 1. Introduction -- Preliminary Results Provided by the Cost Model -- The Limits of the Model -- 2. Guidebook Overview -- Cost Modeling Principles -- User Guide -- The Model -- 3. Cost Modeling Principles -- Regulation of Interconnection -- Essential Facilities -- Cost Determination Methodologies -- Economic Criteria for Assessing Costs -- The LRIC Concept -- Advantages and Drawbacks of LRIC -- Definition of Interconnection Services -- Definition of the Increment -- Application to African Telecommunications Networks -- The Average Size of an African Telecommunications Network -- Nodes and Links -- Transit -- 4. Modeling Principles -- The Modeling Principles -- A Long-Run Approach -- A Forward-Looking Approach -- An Efficient Approach -- An Economic Approach, Not an Accounting Approach -- A Bottom-Up Approach -- The Working Units -- The Model Structure -- Applications of the Cost Model -- 5. User Guide -- Filling in the Assumptions -- Demand Assumptions -- Main Technical Assumptions -- Main Assumptions on Routing Factors -- Main Cost Allocation Assumptions -- Assumptions for the Mobile Network -- The Results Sheets -- The Results -- Printing Reports -- Testing the Sensitivity of the Results -- Managing the Model -- 6. Operations of the Cost Model -- Basic Principles -- Logic of the Intermediary Spreadsheets -- Capacities (Capa Sheet) -- Transmission Capacities (Capa ElTr Sheet) -- Infrastructure Capacities (Capa Infra Sheet) -- Costs -- The Mobile Network Calculations -- Capacity of the Mobile Network (CapaMob Sheet) -- Cost of the Mobile Network (Costs Mob Sheet) -- Total Costs of the Mobile Network (Tot Mob Sheet) -- Appendixes -- Appendix 1: Economic Cost Approach -- Appendix 2: Capital Cost Approach -- Appendix 3: Radio Concentrator Solutions -- Bibliography.Tables -- 1.1 A Sample of Interconnection Rates -- 1.2 Overview of the Telecommunications Sectors in Burkina Faso, Côte d'Ivoire, Cameroon, and Zambia -- 1.3 A Sample of Interconnection Rates Calculated by the Cost Model -- 2.1 Typology of Nodes and Links in a Telecommunications Network -- 3.1 Correlation Matrix between Retail Services and Elementary Services -- 3.2 Matrix of Inputs Needed to Provide Retail Services -- 3.3 Snapshot of Telecommunications Development in Africa in 1999 -- 3.4 Matrix of Transmission Links -- A3.1 Number of Subscribers Depending on the Traffic per Subscriber (in mE) -- Figures -- 1.1 Comparison between Interconnection Prices: Côte d'Ivoire -- 1.2 Comparison between Interconnection Prices: Cameroon -- 2.1 Cost Model Architecture -- 3.1 The Costs of a Multiproduct Firm: An Example for Five Products -- 3.2 Transition from Historical Accounting Costs to Economic Costs (LRIC) -- 3.3 Cost Structure -- 3.4 Entry Points of Interconnection Service -- 4.1 Cost Model Architecture -- 6.1 Cost Model Architecture -- A3.1 Example of the Architecture of an IRT (TRT-Lucent Network) -- Boxes -- 3.1 Different Definitions Selected for Cross-Subsidization -- 5.1 Erlang -- 6.1 Sizing of the SDH Network (example of RCU-LS routes).World Bank e-Library.TelecommunicationRatesAfrica, Sub-SaharanMathematical modelsTelecommunicationAfrica, Sub-SaharanCostsMathematical modelsTelecommunicationRatesMathematical models.TelecommunicationCostsMathematical models.384.6/4Noumba Um Paul1687726MiAaPQMiAaPQMiAaPQBOOK9910819590703321A model for calculating interconnection costs in telecommunications4061427UNINA